@misc{cryptoeprint:2017:841, author = {Yu Long Chen and Atul Luykx and Bart Mennink and Bart Preneel}, title = {Efficient Length Doubling From Tweakable Block Ciphers}, howpublished = {Cryptology ePrint Archive, Report 2017/841}, year = {2017}, url = {https://eprint.iacr.org/2017/841}, }